SDR UIEA2019122306135

Service difficulty report · Pneumatic System · Boeing 76731K

Difficulty date: December 20, 2019
Submitted: December 23, 2019
Operation: Air carrier
Aircraft: N1487A
Make and model: Boeing 76731K
Aircraft serial: 28865
Aircraft time: 86,544 hours, 17,648 cycles
System (JASC): 4950 · APU Bleed Air System
Part: Pneumatic System
Condition: Malfunctioned
Location: Apu
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

APU PNEUMATIC INOPERATIVE. PERFORMED PACK CONTROLLER BITE IAW AMM 21-51-14, NO FAULTS FOUND. PERFORMED APU BITE IAW FIM 49-11 FT 987, NO FAULTS FOUND. MONITORED APU WITH PACKS ON FOR TWO HOURS, NO ISSUES. OPS CHECK GOOD IAW AMM 49-11-00.

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